Turn on the grill to preheat to medium-high temperature.
Grease the shrimps with vegetable oil, put on the grill rack, fry for about 2-3 minutes on each side. Leave the grill on.
Put the tomatoes in a bowl, crush with a spoon. Put fried shrimps, lemon zest, lemon juice, 0.25 teaspoons of salt and pepper in a bowl with flattened tomatoes. Set the bowl aside.
Grease the baguette slices with vegetable oil, place on the grill rack, fry for about 2 minutes on each side. Grate each crouton on one side with 1 half of a clove of garlic. On the garlic side, apply goat cheese, top with 1/2 cup each shrimp and tomato mixture. Sprinkle bruschetta with ground black pepper, drizzle with olive oil and garnish with basil leaves.